No ke aha i ʻike ʻia ai ke ʻano o ka mea uila valve? He aha nā ʻano pale?
No ke aha i ʻike ʻia ai ke ʻano overloaded o ka mea uila valve? He aha nā ʻano pale? Pono ka Petrochemical, ka mana mana, ka metallurgy a me nā ʻoihana ʻē aʻe e hoʻomau, maʻalahi, lōʻihi ka hana pōʻai. No laila, pono ka hoʻohana ʻana i ka valve e loaʻa ...
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